﻿using System;

namespace Progeam07
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine(Add(2, 3));
            Console.WriteLine("0度的正弦值：{0}",Math .Sin(0));
            Console.WriteLine("-2的5次方{0}", Math.Pow(-2, 5));
        }

        public static int Add(int num1, int num2)
        {
            return num1 + num2;
        }
    }
}
